A Packing List is often treated as a simple record of packages and weight. For machinery, spare parts or multi-pallet shipments, however, it is the physical map of the entire cargo. If the document does not show which item is in which package, the applicable unit of measure, whether a weight is net or gross, whether dimensions are actual packed dimensions, and whether the package total matches the transport document, the shipment may face delays in customs inspection, delivery, cost allocation or shortage claims. The opposite problem also occurs: an over-detailed Packing List that does not map to the Invoice, catalogue and package labels becomes a competing data version. This article explains the recommended data structure and document-locking process for B2B machinery, equipment, spare parts and industrial components.

QUICK FACTS

A physical cargo map

It should answer what the goods are, how many, where they are packed, how they are packed, and their weight and volume.

No universal single template

The structure depends on the cargo, transport mode, buyer, carrier, customs and regulatory requirements.

It must reconcile with the Invoice

Description, model/SKU, quantity and UOM must be traceable. More detail is acceptable; contradiction is not.

Gross weight is not VGM

For sea containers, Packing List figures may support calculation but do not replace Verified Gross Mass under SOLAS.

Not a universal customs attachment

Under the current customs-dossier framework, a Packing List is not filed with every declaration by default. It should still be prepared, retained and produced where the transaction, cargo type or inspection requires it.

Illustration for What Information Should a Packing List Contain? — Illustration of the logistics topic, document or operation discussed in the article.

SCOPE OF APPLICATION

This article covers commercial import and export cargo by sea, air, road or multimodal transport, focusing on machinery, equipment, spare parts, industrial components and goods packed in cartons, crates, pallets or wooden cases.

Dangerous goods, reefer cargo, food, pharmaceuticals, chemicals, coils, bulk, OOG cargo or uniquely identified equipment require additional fields. A Packing List does not replace the Commercial Invoice, bill of lading/air waybill, weighing certificate, VGM, warehouse tally, product labels or regulatory documents.

KEY TERMS

Term	Meaning	Operational role
Packing List	A detailed record of the shipment’s physical packing structure.	Supports quantity, package, weight, dimension, cargo location and customs/delivery checks.
Package / Piece	A transport package such as carton, crate, pallet, drum, roll or bundle.	Must be distinguished from the number of products inside.
Net Weight	Cargo mass excluding transport packaging.	Supports product quantity and certain customs/regulatory calculations.
Gross Weight	Cargo plus package, pallet and securing material at package level.	Used for transport and handling; the calculation basis must be consistent.
Dimensions / CBM	Packed length × width × height and volume.	Used for freight, equipment selection, storage and loading control.
Shipping Mark	Identification printed or attached to a package.	Links the document to the physical package, warehouse and inspection.
Package Mapping	A mapping showing which item/model is inside which package. An internal operational-control method, not a statutory term or prescribed form.	Reduces inspection time and delivery/shortage errors.
VGM	Verified Gross Mass of a packed container.	VGM includes cargo, packages, pallets, dunnage and securing materials plus container tare; it is not the same as cargo gross on the Packing List.

OPERATING PRINCIPLE

A practical Packing List should carry two connected data dimensions:

Item dimension: item/SKU, description, model, serial, quantity, UOM, batch/lot and accessories.
Package dimension: package number, package type, shipping mark, dimensions, net/gross weight, pallet/crate and container position.

The package mapping connects both dimensions. “Motor spare parts – 500 pcs” is insufficient when the goods are split across eight cartons on two pallets. For dismantled machinery, each module, control unit, jig, tool and accessory should be mapped to its crate or pallet so that customs inspection and installation do not reveal an incomplete set.

Control principle: The Packing List describes the physical cargo; the Invoice describes the commercial transaction. They need not contain identical columns, but they must represent the same shipment and reconcile through item codes, models, quantities and package references.

LEGAL DISTINCTION: A Packing List is a commercial and operational document used to describe the physical packing structure. It should not be automatically equated with the statutory “detailed goods list” required in specific customs cases. The fact that a Packing List is not filed with every declaration does not remove the need to prepare, retain or produce it when customs inspection or shipment evidence requires package, quantity, weight or configuration data.

RECOMMENDED INFORMATION GROUPS

Data group	Recommended contents	Priority	Reconcile with	Common error
Document identity	Title, document number/date, revision/version, related Invoice/Contract/PO.	Core	Invoice, PO, payment file.	Using an old draft or wrong Invoice reference.
Parties	Shipper/exporter, consignee/buyer and notify party if needed.	Core	Invoice, B/L/AWB, booking.	Different legal name or address version.
Transport references	Booking, B/L/AWB draft, vessel/voyage/flight, POL/POD, container/seal when available.	Stage-dependent	Booking, manifest, transport document.	Locking container details too early or missing seal updates.
Item detail	Item/SKU, description, model, part number, serial/batch/lot and condition where relevant.	Core	Invoice, catalogue, label, declaration.	Generic description; missing model or serial.
Quantity and UOM	Quantity per item, pcs/set/kg/m/roll, pack size and totals.	Core	Invoice, PO, declaration, ERP.	Confusing sets with pieces.
Package mapping	Package No., shipping mark, package type, item and quantity inside each package.	Critical for mixed cargo	Physical packages and warehouse tally.	Only totals shown; cargo location unknown.
Weight	Net/gross by item or package and totals; kg/MT units; distinguish cargo, package/pallet mass and weighing source where relevant.	Core	Weighing record, B/L/AWB, VGM.	Net/gross reversed or line totals do not foot.
Dimensions and volume	Packed L×W×H, measurement unit, package and total CBM; state the rounding rule and count of identical-size packages.	Recommended; essential for freight/equipment	RFQ, booking, loading plan.	Product dimensions used instead of packed dimensions.
Handling features	Stackability, center of gravity, lifting point, fragile, keep dry, temperature or DG reference.	Cargo-specific	Warehouse SOP, carrier, SDS/DGD.	No non-stackable or lifting warning.
Issue approval	Prepared/checked/approved by, signature or electronic approval if required.	Agreement/process-specific	Document-control record.	No accountable data owner.

ADDITIONAL DATA BY CARGO TYPE

Cargo group	Additional data	Risk if missing	Supporting evidence
Complete machinery	Model, serial, manufacturing year where relevant, gross/net per machine, crate No. and lifting point.	Identification and certificate mismatch during inspection.	Nameplate, catalogue, inspection certificate.
Dismantled production line	Module list, BOM/part list, crate–module mapping, tools and installation accessories.	Incomplete set, classification difficulty and wrong delivery sequence.	Layout, flow chart, BOM, packing photos.
Multiple-SKU parts	Supplier code, internal code, model, pack size, qty/carton and carton/pallet mapping.	SKU/UOM error and weak cost allocation.	PO, ERP mapping, carton label.
Batch/lot cargo	Batch/lot, production/expiry date where applicable, quantity and package by batch.	Loss of traceability and sampling difficulty.	COA, health/phytosanitary certificate, label.
Dangerous goods	UN number, proper shipping name, class, packing group, packages and net quantity aligned with DGD/SDS.	Booking rejection, incorrect DG declaration and safety risk.	SDS, DGD, carrier approval.
OOG/heavy cargo	Package dimensions, center of gravity, lifting points, point load and securing plan.	Wrong truck/crane and route or site access failure.	Drawing, lifting plan, route survey.
Reefer cargo	Temperature, packages, net/gross, dimensions, batch and ventilation/humidity where needed.	Incorrect reefer setting and cold-chain failure.	Specification, shipping instruction, logger plan.

DOCUMENTS AND DATA TO CHECK

Document/source	Issuer	Fields to align	Role
Commercial Invoice	Seller/exporter	Description, item/model, quantity, UOM, Invoice No./date.	Locks the commercial scope and item mapping.
Contract/PO	Buyer and seller	Item, specifications, quantity, pack size and partial shipment.	Proves the ordered configuration.
Warehouse packing record	Factory/packing warehouse	Package No., tally, gross/net, dimensions, seal/label.	Primary actual source for the final Packing List.
Weighing record	Warehouse, weighbridge or measuring body	Package/container weight and weighing time.	Controls gross data and transport inputs.
B/L or AWB draft	Carrier/forwarder	Packages, gross weight, description and container/seal.	Prevents manifest and delivery inconsistencies.
Catalogue/BOM/nameplate	Manufacturer	Model, serial, module, part number and configuration.	Supports machinery declaration and inspection.
Label/SDS/regulatory document	Manufacturer or competent body	Batch, composition, DG, temperature, origin and quantity.	Locks cargo-specific compliance data.

PACKING LIST PREPARATION AND LOCKING PROCESS

Step	Input	Control action	Output	Owner
1. Lock item master	PO, Invoice draft, item master and catalogue.	Standardize description, item/model, UOM and pack size.	Approved item list.	Buyer/Sales/Docs.
2. Assign package numbers	Packing plan.	Give each carton/crate/pallet a unique number and consistent shipping mark.	Package register.	Warehouse/factory.
3. Record actual packing	Tally, photos, weighing and measurement.	Record item–quantity by package, package type, net/gross and dimensions.	Actual packing data.	Warehouse/QC.
4. Foot totals and formulas	Packing data.	Check quantity, packages, net, gross and CBM; detect duplicates and omissions.	Controlled draft.	Docs/Operations.
5. Cross-document reconciliation	Invoice, booking, B/L/AWB draft and catalogue.	Map items and verify package/gross/container/seal data.	Reconciliation or exception log.	Operations/Customs/Finance.
6. Resolve exceptions	Weight variance, missing package or repacking.	Correct source data, issue new revision, cancel old version and notify users.	Approved final version.	Document owner.
7. Issue and retain audit trail	Final version.	Lock PDF/source file, version, issue date and recipient list.	Final Packing List with audit trail.	Docs/Compliance.

RISKS AND COMMON ERRORS

Error	Cause	Impact	Control
Only total packages shown	No warehouse packing data.	Items cannot be located; inspection and delivery slow down.	Require package mapping for mixed cargo.
Product quantity confused with packages	UOM or pack size not locked.	Declaration, B/L/AWB or ERP mismatch.	Separate quantity, UOM, package count and qty/package.
Net/gross reversed or estimated	No weighing record; copied from an old shipment.	Freight re-rating, payload issue and manifest amendment.	Use actual weighing and record the source.
Dimensions are product dimensions	No measurement after packing.	Insufficient space, wrong CBM or wrong equipment.	State packed dimensions and units.
Model/serial conflicts with catalogue	Manual entry or last-minute substitution.	Additional documents and prolonged inspection.	Use nameplate photos/scans and reconciliation.
Package/gross total differs from transport document	Repacking after shipping instruction.	Manifest, Arrival Notice and cargo receipt conflict.	Use a data cut-off and pre-B/L check.
No revision control	Files circulated through multiple channels.	Departments use different versions.	Use version/date/status and one source of truth.
Packing List used as VGM	Cargo gross confused with verified container gross.	Container may lack loadable VGM data.	Run a separate VGM process. VGM must include cargo, packaging, pallets, dunnage/securing materials and container tare under an accepted method.

LEGAL BASIS AND OFFICIAL SOURCES

Instrument/source	Authority	Status	Relevance	Application note
Circular 38/2015/TT-BTC	Ministry of Finance	Customs framework; read with amendments	Governs customs dossiers, declaration, inspection and retention of related records, including packing documents.	Retention or production when requested does not make the Packing List a universal filing document.
Circular 39/2018/TT-BTC	Ministry of Finance	Effective 5 June 2018	Amends Article 16 on customs dossiers and related rules.	Distinguish a commercial Packing List from a statutory detailed goods list required only in applicable cases.
Circular 121/2025/TT-BTC	Ministry of Finance	Effective 1 February 2026	Further updates customs procedures, inspection, supervision and tax administration.	It should not be read as creating one mandatory Packing List template or universal filing obligation.
Customs operational guidance on Circular 39/2018 issues	Vietnam Customs	Operational interpretation	Clarifies that a Packing List is not attached to every declaration under Article 16.	Operational guidance does not replace cargo-specific or sectoral requirements.
SOLAS VI/2 and VGM Guidelines	IMO	VGM requirement effective 1 July 2016	Requires verified gross mass of a packed container before vessel loading.	Packing List data is only an input; VGM also includes container tare and packing/securing components.

Circular 38/2015 Circular 39/2018 Circular 121/2025 Customs guidance IMO – SOLAS VGM

Source review date: 20 July 2026. A Packing List has no single statutory form and is not automatically filed with every declaration. Review the customs regime, cargo type, inspection request, carrier, terminal and destination-country requirements.

FAQ

1. Must a Packing List be filed with every customs declaration?

No. Under the current customs-dossier structure, a Packing List is not a default attachment for every declaration. It must be distinguished from a statutory detailed goods list required in certain cases, and should still be retained or produced when customs inspection, transport or the actual cargo file requires it.

2. Must a Packing List show unit prices and value?

Usually its primary purpose is physical packing data and it may omit value. Unit price and value belong mainly to the Commercial Invoice, subject to transaction, bank, buyer or regulatory requirements.

3. Must it be signed and stamped?

There is no single answer for every route. Signature, stamp or e-approval depends on the contract, L/C, receiving authority, company process and counterpart requirements. The final version and accountable owner should be identifiable.

4. Must the description exactly match the Invoice?

The documents must be consistent in cargo nature, model/SKU, quantity and UOM. The Packing List may add package, serial, weight and dimension details, but should not contradict the Invoice.

5. How should multiple items in one package be shown?

Use a package number and list each item, quantity and UOM inside it, with totals by item and by package for cross-checking.

6. Are dimensions required for every carton?

They are recommended when freight, equipment, storage or OOG handling depends on dimensions. Identical cartons may be grouped as package quantity × standard dimensions, with total CBM and exceptions clearly shown.

7. Can Packing List gross weight differ from the B/L?

There is no universal tolerance that can be assumed acceptable. Package and gross totals should be reconciled to actual data and the transport document before issue. If the data changes after cut-off, follow the carrier, manifest and relevant customs-amendment process rather than relying on an internal explanation.

APPLICATION NOTE: Do not use one fixed Packing List template for every cargo group. First identify the document’s purpose: customs declaration, booking, inspection, delivery, cost allocation, serial/batch control or regulatory inspection. The detail level must connect the physical cargo with the Invoice, transport document, catalogue, labels and warehouse data.

TGIMEX IMPLEMENTATION SUPPORT

TGIMEX helps businesses turn the article into a shipment-ready checklist, covering input-data review, dossier preparation, milestone control, and coordination with the relevant parties.

Convert guidance into checks

Assign an owner and deadline to every operational control point.

Reconcile shipment data

Compare booking, transport, commercial, customs, and delivery evidence.

Manage operational risk

Record discrepancies, actions, and decision evidence to prevent recurrence.

Discuss your shipment dossier

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